Grindstone Trail Running Festival

Grindstone Trail Running Festival September 18-20, 2026
21K | 50K | 100K | 100M

Step up to the challenge. Feed your sense of adventure and join us for the Grindstone Running Festival by UTMB.

This event takes you through acres of national forest in the Shenandoah Valley.

📢 How’s your training going? 🏔️🏃‍♂️🏃🏻‍♀️ 👉 Do you have a clear training strategy to be at your best on race day? Or are ...
04/02/2026

📢 How’s your training going? 🏔️🏃‍♂️🏃🏻‍♀️

👉 Do you have a clear training strategy to be at your best on race day? Or are you still unsure about the workouts you need to be ready?

📲 RunMotion Coach is the app that guides you with a personalized training plan, AI-powered and designed in the Alps 🏔️ by passionate trail runners.

Your plan adapts to your level, schedule, and available training terrain!

📆 You can start your plan anytime... and the best time is now!

📲 Download RunMotion Coach now (link in comments)!

Don’t miss your chance to put this kind of smile on your face! 😄⏰ Prices increase tonight at 11:59 PM PTGrindstone’s 50K...
03/29/2026

Don’t miss your chance to put this kind of smile on your face! 😄

⏰ Prices increase tonight at 11:59 PM PT

Grindstone’s 50K, 100K, and 100M deliver big challenges, unforgettable trails, and finish‑line moments that make it all worth it. Register now and save on your entry!

🔗 Link in the comments

🌲 Miles that matter. A challenge worth committing to.Grindstone Trail Running Festival by UTMB brings runners to the hea...
03/26/2026

🌲 Miles that matter. A challenge worth committing to.
Grindstone Trail Running Festival by UTMB brings runners to the heart of the Shenandoah Valley for iconic East Coast terrain and an unforgettable race‑weekend experience.

💸 Prices increase soon for the 50K • 100K • 100M
⏰ Register before March 29 at 11:59 PM PT to save
🔗 Link in the comments

International Women’s Day celebrates the unstoppable energy carried across Grindstone’s miles and the incredible impact ...
03/08/2026

International Women’s Day celebrates the unstoppable energy carried across Grindstone’s miles and the incredible impact women make far beyond the finish line!

The runners who return each year remind us that toughness is expressed in persistence, resilience, and the choice to keep moving forward. Today, we honor this spirit and the communities uplifted by it! 💪❤️

02/11/2026

Who's excited for 2026?!

The mountains are calling, and the 2026 North American UTMB World Series calendar is officially live. Whether you’re cha...
02/09/2026

The mountains are calling, and the 2026 North American UTMB World Series calendar is officially live. Whether you’re chasing your first trail race or aiming for a coveted place at the UTMB World Series Finals, this is your moment to commit to something extraordinary.

Across North America, each event delivers its own blend of rugged terrain, breathtaking scenery, and the unmistakable UTMB World Series atmosphere that unites runners from around the world. This year’s calendar brings back fan favorites and introduces fresh challenges designed to push your limits and elevate your journey.

Scope our the schedule and we'll see you at a start line soon!

Nothing beats securing that bib 👏👏
02/01/2026

Nothing beats securing that bib 👏👏

That pre-race feel
01/28/2026

That pre-race feel

Who’s ready for September? 🙌🙌
01/09/2026

Who’s ready for September? 🙌🙌

Your Grindstone by UTMB journey starts now. 👏🏃Register before prices increase tonight.
12/21/2025

Your Grindstone by UTMB journey starts now. 👏🏃

Register before prices increase tonight.

Stay consistent with Suunto's Training Stress Balance - whether that means progress, maintaining your fitness or avoidin...
12/19/2025

Stay consistent with Suunto's Training Stress Balance - whether that means progress, maintaining your fitness or avoiding over-training. ⁣

🔗👉 https://bit.ly/4qhW6lL

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Shenandoah, VA
22849

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